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TDA7564
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TDA7564 - English Editing Encyclopedia Entry

Product Overview

Category

TDA7564 belongs to the category of integrated circuits (ICs) specifically designed for audio amplification.

Use

This product is primarily used in automotive audio systems to amplify and enhance sound signals.

Characteristics

  • High power output capability
  • Low distortion
  • Wide frequency response range
  • Built-in protection features against short circuits and thermal overload

Package

TDA7564 is available in a compact and robust package, typically a Multiwatt15V. This package ensures efficient heat dissipation and easy integration into audio systems.

Essence

The essence of TDA7564 lies in its ability to deliver high-quality audio amplification with minimal distortion, making it an ideal choice for automotive audio applications.

Packaging/Quantity

TDA7564 is commonly sold in reels or tubes, containing a specified quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

  • Power Supply Voltage: 8V to 18V
  • Output Power: Up to 50W per channel
  • Total Harmonic Distortion: <0.1%
  • Signal-to-Noise Ratio: >90dB
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TDA7564 IC has a total of 23 pins, each serving a specific function. The pin configuration is as follows:

  1. Mute
  2. IN1-
  3. IN1+
  4. GND
  5. VCC
  6. OUT1
  7. OUT2
  8. OUT3
  9. OUT4
  10. IN2-
  11. IN2+
  12. IN3-
  13. IN3+
  14. IN4-
  15. IN4+
  16. Standby
  17. Diagnostic
  18. VCC
  19. GND
  20. OUT5
  21. OUT6
  22. OUT7
  23. OUT8

Functional Features

  • Quad bridge amplifier configuration
  • Built-in diagnostic and protection circuitry
  • Standby mode for power-saving operation
  • High output power capability
  • Low external component count

Advantages and Disadvantages

Advantages

  • High-quality audio amplification
  • Wide operating voltage range
  • Robust protection features
  • Compact package size
  • Suitable for automotive applications

Disadvantages

  • Limited output power compared to some other amplifiers in the market
  • Requires proper heat dissipation for optimal performance

Working Principles

TDA7564 operates on the principle of amplifying low-level audio signals received from the input channels. It utilizes a quad bridge amplifier configuration to amplify these signals and deliver high-power output to the connected speakers. The built-in protection circuitry ensures safe operation by monitoring various parameters and providing necessary safeguards against short circuits and thermal overload.

Detailed Application Field Plans

TDA7564 finds extensive application in automotive audio systems, including car stereos, amplifiers, and speaker systems. Its ability to deliver high-quality sound with low distortion makes it suitable for enhancing the audio experience in vehicles.

Detailed and Complete Alternative Models

  1. TDA7850 - Similar to TDA7564, but with higher output power capability.
  2. TDA7379 - A dual bridge amplifier IC suitable for smaller audio systems.
  3. TDA8954 - A high-performance audio amplifier IC with advanced features.

These alternative models offer different specifications and features, allowing users to choose the most suitable option based on their specific requirements.

Word Count: 520 words

技術ソリューションにおける TDA7564 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of TDA7564 in technical solutions:

  1. Q: What is TDA7564? A: TDA7564 is a high-performance quad bridge amplifier integrated circuit (IC) designed for car audio applications.

  2. Q: What is the power output of TDA7564? A: The TDA7564 can deliver up to 50 watts per channel, making it suitable for powering car speakers.

  3. Q: Can TDA7564 be used in other applications apart from car audio? A: While primarily designed for car audio, TDA7564 can also be used in other audio amplification applications where similar power requirements exist.

  4. Q: Does TDA7564 require any external components for operation? A: Yes, TDA7564 requires external components such as capacitors, resistors, and inductors to form a complete audio amplifier circuit.

  5. Q: What is the input voltage range for TDA7564? A: The recommended input voltage range for TDA7564 is typically between 8V and 18V.

  6. Q: Can TDA7564 operate with a single power supply? A: No, TDA7564 requires a dual power supply configuration (+12V and -12V) for proper operation.

  7. Q: Is TDA7564 capable of driving subwoofers? A: Yes, TDA7564 can drive subwoofers as it has a built-in low-pass filter that allows for bass frequencies to be amplified.

  8. Q: Does TDA7564 have any built-in protection features? A: Yes, TDA7564 includes various protection features like thermal shutdown, overvoltage protection, and short-circuit protection to safeguard the amplifier and connected speakers.

  9. Q: Can TDA7564 be used in a bridged configuration? A: Yes, TDA7564 can be configured in a bridge-tied load (BTL) mode to increase the power output for a single speaker or subwoofer.

  10. Q: Are there any application notes or reference designs available for TDA7564? A: Yes, the manufacturer of TDA7564 provides application notes and reference designs that can help in implementing the IC in various audio amplifier applications.

Please note that these answers are general and may vary depending on specific implementation requirements and circuit design considerations.